EP 1181588 A4 20030806 - LASER ABLATION OF WAVEGUIDE STRUCTURES

Title (en)

LASER ABLATION OF WAVEGUIDE STRUCTURES

Title (de)

LASERABLATION VON WELLENLEITERSTRUKTUREN

Title (fr)

ABLATION PAR LASER DE STRUCTURES GUIDE D'ONDE

Publication

EP 1181588 A4 20030806 (EN)

Application

EP 00904724 A 20000214

Priority

AU 0000099 W 20000214
AU PP865599 A 19990212

Abstract (en)

[origin: WO0048024A1] A method of processing an optical device incorporating a waveguide, the method comprising the step of utilizing a laser to heat a surface of the device to alter an optical characteristic of the waveguide, wherein the power density of the laser is selected to effect ablation.

IPC 1-7

G02B 6/10; B23K 26/36; G02B 6/12; G02F 1/01

IPC 8 full level

G02B 5/30 (2006.01); G02B 6/10 (2006.01); G02B 6/122 (2006.01); G02B 6/124 (2006.01); G02B 6/126 (2006.01); G02B 6/13 (2006.01); H01S 3/00 (2006.01); G02B 6/12 (2006.01); G02B 6/36 (2006.01)

CPC (source: EP KR)

G02B 6/105 (2013.01 - EP); G02B 6/124 (2013.01 - EP); G02B 6/126 (2013.01 - EP); G02B 6/13 (2013.01 - EP); G02B 6/25 (2013.01 - KR); G02B 2006/12107 (2013.01 - EP); G02B 2006/12176 (2013.01 - EP)

Citation (search report)

[X] EP 0678764 A1 19951025 - AT & T CORP [US]
[X] US 5106211 A 19920421 - CHIANG KOPHU [US], et al
[X] US 5675691 A 19971007 - EDLINGER JOHANNES [AT], et al
[X] GB 2291208 A 19960117 - NORTHERN TELECOM LTD [CA]
[X] US 5259061 A 19931102 - BURNS WILLIAM K [US], et al
[A] GB 2134098 A 19840808 - GEN ELECTRIC CO PLC
[A] US 4978188 A 19901218 - KAWACHI MASAO [JP], et al
[A] US 4733927 A 19880329 - JACKSON DEBORAH J [US], et al
[X] PATENT ABSTRACTS OF JAPAN vol. 1996, no. 11 29 November 1996 (1996-11-29)
See references of WO 0048024A1

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

WO 0048024 A1 20000817; AU PP865599 A0 19990311; CA 2361952 A1 20000817; EP 1181588 A1 20020227; EP 1181588 A4 20030806; JP 2002536698 A 20021029; KR 20020003193 A 20020110

DOCDB simple family (application)

AU 0000099 W 20000214; AU PP865599 A 19990212; CA 2361952 A 20000214; EP 00904724 A 20000214; JP 2000598880 A 20000214; KR 20017010257 A 20010813